The Genius HL-506B is a scientific calculator with 8 digits precision and algebraic logic. It has 56 functions, 42 keys, and an LCD (liquid crystal) display. Note: Sharp EL-506P.
Facts at a glance:
If you have a Genius HL-506B that is no longer working, you can consider replacing the calculator with a modern equivalent. We suggest the following current model as a replacement: